Examine source code of Windows XP Luna Silver

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Windows XP Luna Silver",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(235, 236, 237)",
      "toolbar_text": "rgba(0, 0, 0, 0.8)",
      "frame": "rgb(206, 209, 218)",
      "tab_background_text": "rgb(0, 0, 0)",
      "toolbar_field": "rgba(255, 255, 255, 0.95)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgb(235, 236, 237)",
      "popup": "rgba(243, 243, 245, 0.9)",
      "popup_text": "rgba(0, 0, 0, 0.8)",
      "tab_loading": "rgb(235, 236, 237)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c334bb85-ed8d-4e93-bbab-eec171f3b0f3}"
    }
  }
}